使用PHP开发的简约导航/书签管理系统。
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<?php
//获取访客IP
function getIP() {
if (getenv('HTTP_CLIENT_IP')) {
$ip = getenv('HTTP_CLIENT_IP');
}
elseif (getenv('HTTP_X_FORWARDED_FOR')) {
$ip = getenv('HTTP_X_FORWARDED_FOR');
}
elseif (getenv('HTTP_X_FORWARDED')) {
$ip = getenv('HTTP_X_FORWARDED');
}
elseif (getenv('HTTP_FORWARDED_FOR')) {
$ip = getenv('HTTP_FORWARDED_FOR');
}
elseif (getenv('HTTP_FORWARDED')) {
$ip = getenv('HTTP_FORWARDED');
}
else {
$ip = $_SERVER['REMOTE_ADDR'];
}
return $ip;
}
function is_login(){
$key = md5(USER.PASSWORD.'onenav'.$_SERVER['HTTP_USER_AGENT']);
//获取session
$session = $_COOKIE['key'];
//如果已经成功登录
if($session === $key) {
return true;
}
else{
return false;
}
}
//后续全局函数全部以g_命名开头
function g_extend_js() {
//载入js扩展
if( file_exists('data/extend.js') ) {
echo '<script src = "data/extend.js"></script>';
}
else{
echo '';
}
}
//curl get请求
function curl_get($url,$timeout = 10) {
$curl = curl_init($url);
#设置useragent
curl_setopt($curl, CURLOPT_USERAGENT, "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/102.0.5005.63 Safari/537.36");
curl_setopt($curl, CURLOPT_FAILONERROR, true);
curl_setopt($curl, CURLOPT_FOLLOWLOCATION, true);
curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false);
curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, false);
#设置超时时间,最小为1s(可选)
curl_setopt($curl , CURLOPT_TIMEOUT, $timeout);
$html = curl_exec($curl);
curl_close($curl);
return $html;
}
//获取版本号,新写的
function new_get_version(){
if( file_exists('version.txt') ) {
$version = @file_get_contents('version.txt');
$version = explode("-",$version)[0];
$version = str_replace("v","",$version);
return $version;
}
else{
$version = 'null';
return $version;
}
}
//随机数生成
function GetRandStr($len)
{
$chars = array(
"a", "b", "c", "d", "e", "f", "g", "h", "i", "j", "k",
"l", "m", "n", "o", "p", "q", "r", "s", "t", "u", "v",
"w", "x", "y", "z", "A", "B", "C", "D", "E", "F", "G",
"H", "I", "J", "K", "L", "M", "N", "O", "P", "Q", "R",
"S", "T", "U", "V", "W", "X", "Y", "Z", "0", "1", "2",
"3", "4", "5", "6", "7", "8", "9"
);
$charsLen = count($chars) - 1;
shuffle($chars);
$output = "";
for ($i=0; $i<$len; $i++)
{
$output .= $chars[mt_rand(0, $charsLen)];
}
return $output;
}
//跳转到手机版页面
function jump_mobile() {
$ua = $_SERVER['HTTP_USER_AGENT'];
if( stristr($ua,'iphone') || stristr($ua,'android') ) {
header("Location: /index.php?c=admin");
exit;
}
}